 ... mathematicians are much more concerned for example with the structure behind something or with the whole edifice. Mathematicians are not really puzzlers. Those who really solve mathematical puzzles are the physicists. If you like to solve mathematical puzzles, you should not study mathematics but physics! In Interview with Professor Carlo Beenakker. Interviewers: Ramy El-Dardiry and Roderick Knuiman (February 1, 2006).